TUBING PARCEL FOR PRODUCING A TUBING LINER, AND METHOD AND DEVICE FOR PRODUCING A TUBING LINER FROM THE TUBING PARCEL

摘要

According to the invention, in order to produce a tubing liner (2), a tubing parcel (1), comprising an outer tubular film tube (3) of liquid-tight plastic material, an inner tubular film tube (4) of liquid-tight plastic material and at least one fiber material layer (5a, 5b) therebetween, has at least one further tubular film tube (6) of liquid-tight plastic material over the entire length of the tubing parcel (1), which further tubular film tube is arranged between the inner tubular film tube (4) and the outer tubular film tube (3).